$ git clone -n https://src.fedoraproject.org/rpms/meg.git /var/lib/mock/f40-build-791134-137124/root/chroot_tmpdir/scmroot/meg
Cloning into '/var/lib/mock/f40-build-791134-137124/root/chroot_tmpdir/scmroot/meg'...
$ git fetch origin 50afd877f7b9f13699e293f8f2a29ecd6f95ba8f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/meg
 * [new ref]         50afd877f7b9f13699e293f8f2a29ecd6f95ba8f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 50afd87 Rebuild for golang 1.22.0