$ git clone -n https://src.fedoraproject.org/rpms/golang-github-emersion-maildir.git /var/lib/mock/f40-build-2000260-44443/root/chroot_tmpdir/scmroot/golang-github-emersion-maildir
Cloning into '/var/lib/mock/f40-build-2000260-44443/root/chroot_tmpdir/scmroot/golang-github-emersion-maildir'...
$ git fetch origin 41b0b71bc97099fa3e2650a8152cab229d1b695b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-emersion-maildir
 * [new ref]         41b0b71bc97099fa3e2650a8152cab229d1b695b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 41b0b71 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild