$ git clone -n https://src.fedoraproject.org/rpms/perl-MouseX-Getopt.git /var/lib/mock/f45-build-25213-610/root/chroot_tmpdir/scmroot/perl-MouseX-Getopt
Cloning into '/var/lib/mock/f45-build-25213-610/root/chroot_tmpdir/scmroot/perl-MouseX-Getopt'...
$ git fetch origin e99843790f89f5d19484df1b351deda9123c333f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MouseX-Getopt
 * [new ref]         e99843790f89f5d19484df1b351deda9123c333f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e998437 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild