$ git clone -n https://src.fedoraproject.org/rpms/kosmindoormap.git /var/lib/mock/f42-build-side-1-3582740-46886/root/chroot_tmpdir/scmroot/kosmindoormap
Cloning into '/var/lib/mock/f42-build-side-1-3582740-46886/root/chroot_tmpdir/scmroot/kosmindoormap'...
$ git fetch origin 2a6ad5e3a97d8d515ed391893de85b920fd98b9b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kosmindoormap
 * [new ref]         2a6ad5e3a97d8d515ed391893de85b920fd98b9b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a6ad5e 25.04.3