$ git clone -n https://src.fedoraproject.org/rpms/signon-glib.git /var/lib/mock/f40-build-735056-106178/root/chroot_tmpdir/scmroot/signon-glib
Cloning into '/var/lib/mock/f40-build-735056-106178/root/chroot_tmpdir/scmroot/signon-glib'...
$ git fetch origin 74363a79014c9e389544d16e0c12718c6f0c54f8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/signon-glib
 * [new ref]         74363a79014c9e389544d16e0c12718c6f0c54f8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74363a7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild