$ git clone -n https://src.fedoraproject.org/rpms/perl-threads.git /var/lib/mock/f41-build-815712-149688/root/chroot_tmpdir/scmroot/perl-threads
Cloning into '/var/lib/mock/f41-build-815712-149688/root/chroot_tmpdir/scmroot/perl-threads'...
$ git fetch origin 0ea59ec2c606dfc9acf9b5e92b5df31c0e7be152:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-threads
 * [new ref]         0ea59ec2c606dfc9acf9b5e92b5df31c0e7be152 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ea59ec Increase release to favour standalone package