$ git clone -n https://src.fedoraproject.org/rpms/perl-HTTP-BrowserDetect.git /var/lib/mock/f45-build-23984-601/root/chroot_tmpdir/scmroot/perl-HTTP-BrowserDetect
Cloning into '/var/lib/mock/f45-build-23984-601/root/chroot_tmpdir/scmroot/perl-HTTP-BrowserDetect'...
$ git fetch origin ea9c5ec67ff5ae47a377fc802660514bafbed357:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTTP-BrowserDetect
 * [new ref]         ea9c5ec67ff5ae47a377fc802660514bafbed357 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea9c5ec Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild