$ git clone -n https://src.fedoraproject.org/rpms/opendmarc.git /var/lib/mock/f42-build-side-1-3499414-45964/root/chroot_tmpdir/scmroot/opendmarc
Cloning into '/var/lib/mock/f42-build-side-1-3499414-45964/root/chroot_tmpdir/scmroot/opendmarc'...
$ git fetch origin 2718b155470511580f527b0783406187a4a93978:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opendmarc
 * [new ref]         2718b155470511580f527b0783406187a4a93978 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2718b15 Restore user creation with shadow-utils for EPEL and older Fedora releases