$ git clone -n https://src.fedoraproject.org/rpms/mailcommon.git /var/lib/mock/f41-build-1702118-24562/root/chroot_tmpdir/scmroot/mailcommon
Cloning into '/var/lib/mock/f41-build-1702118-24562/root/chroot_tmpdir/scmroot/mailcommon'...
$ git fetch origin ab1291fd3c0af5871132a0054ce31b0a82ed2bf1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mailcommon
 * [new ref]         ab1291fd3c0af5871132a0054ce31b0a82ed2bf1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab1291f Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild