$ git clone -n https://src.fedoraproject.org/rpms/libgit2-glib.git /var/lib/mock/f40-build-786241-134206/root/chroot_tmpdir/scmroot/libgit2-glib
Cloning into '/var/lib/mock/f40-build-786241-134206/root/chroot_tmpdir/scmroot/libgit2-glib'...
$ git fetch origin beaeb718825b2a0e429cf776dfcadff93893e19f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libgit2-glib
 * [new ref]         beaeb718825b2a0e429cf776dfcadff93893e19f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at beaeb71 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild