$ git clone -n https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Divides.git /var/lib/mock/f41-build-834535-158276/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Divides
Cloning into '/var/lib/mock/f41-build-834535-158276/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Divides'...
$ git fetch origin 901cd1cb5cb585af534a386f92d2bc827285f927:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Divides
 * [new ref]         901cd1cb5cb585af534a386f92d2bc827285f927 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 901cd1c 0.08 bump