$ git clone -n https://src.fedoraproject.org/rpms/perl-Mail-MboxParser.git /var/lib/mock/f40-build-2018717-46450/root/chroot_tmpdir/scmroot/perl-Mail-MboxParser
Cloning into '/var/lib/mock/f40-build-2018717-46450/root/chroot_tmpdir/scmroot/perl-Mail-MboxParser'...
$ git fetch origin 6d2f1e49676799c473be02ae7305393dfb9d7948:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Mail-MboxParser
 * [new ref]         6d2f1e49676799c473be02ae7305393dfb9d7948 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d2f1e4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild