$ git clone -n https://src.fedoraproject.org/rpms/darkman.git /var/lib/mock/f40-build-2692905-68276/root/chroot_tmpdir/scmroot/darkman
Cloning into '/var/lib/mock/f40-build-2692905-68276/root/chroot_tmpdir/scmroot/darkman'...
$ git fetch origin 1a4aa2d1e6a2cbc33b43c9641415baff05b22997:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/darkman
 * [new ref]         1a4aa2d1e6a2cbc33b43c9641415baff05b22997 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a4aa2d Rebuild for golang 1.22.0