$ git clone -n https://src.fedoraproject.org/rpms/perl-Promises.git /var/lib/mock/f39-build-1678632-40964/root/chroot_tmpdir/scmroot/perl-Promises
Cloning into '/var/lib/mock/f39-build-1678632-40964/root/chroot_tmpdir/scmroot/perl-Promises'...
$ git fetch origin c5e865fce9f4cc4d4f4200f7850279ccb573029d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Promises
 * [new ref]         c5e865fce9f4cc4d4f4200f7850279ccb573029d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c5e865f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild