$ git clone -n https://src.fedoraproject.org/rpms/rust-handlebars.git /var/lib/mock/f40-build-780293-130911/root/chroot_tmpdir/scmroot/rust-handlebars
Cloning into '/var/lib/mock/f40-build-780293-130911/root/chroot_tmpdir/scmroot/rust-handlebars'...
$ git fetch origin 8e63531e7eb713d4a36c6cb15013f79c44448a39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-handlebars
 * [new ref]         8e63531e7eb713d4a36c6cb15013f79c44448a39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e63531 Drop unused rust-embed feature with outdated dependencies