$ git clone -n https://src.fedoraproject.org/rpms/perl-Package-Stash-XS.git /var/lib/mock/f42-build-876814-179826/root/chroot_tmpdir/scmroot/perl-Package-Stash-XS
Cloning into '/var/lib/mock/f42-build-876814-179826/root/chroot_tmpdir/scmroot/perl-Package-Stash-XS'...
$ git fetch origin 25a6491a97fd3bcf37d5d9af43f91d5c99fb00a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Package-Stash-XS
 * [new ref]         25a6491a97fd3bcf37d5d9af43f91d5c99fb00a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25a6491 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild