$ git clone -n https://src.fedoraproject.org/rpms/perl-Authen-SASL-SASLprep.git /var/lib/mock/f39-build-1433725-31885/root/chroot_tmpdir/scmroot/perl-Authen-SASL-SASLprep
Cloning into '/var/lib/mock/f39-build-1433725-31885/root/chroot_tmpdir/scmroot/perl-Authen-SASL-SASLprep'...
$ git fetch origin 779ad4be67766bd91a04bc8be4eba809b235fc42:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Authen-SASL-SASLprep
 * [new ref]         779ad4be67766bd91a04bc8be4eba809b235fc42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 779ad4b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild