$ git clone -n https://src.fedoraproject.org/rpms/perl-SNMP_Session.git /var/lib/mock/f45-build-26071-614/root/chroot_tmpdir/scmroot/perl-SNMP_Session
Cloning into '/var/lib/mock/f45-build-26071-614/root/chroot_tmpdir/scmroot/perl-SNMP_Session'...
$ git fetch origin 78375cf375cc4f7a2e73aa4933e8717ae80b6ca1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-SNMP_Session
 * [new ref]         78375cf375cc4f7a2e73aa4933e8717ae80b6ca1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78375cf Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild