$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Mojibake.git /var/lib/mock/f40-build-2675082-67798/root/chroot_tmpdir/scmroot/perl-Test-Mojibake
Cloning into '/var/lib/mock/f40-build-2675082-67798/root/chroot_tmpdir/scmroot/perl-Test-Mojibake'...
$ git fetch origin e2e86db9cb54f7ff5eb5ee8ed473f7272c42b6c2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Mojibake
 * [new ref]         e2e86db9cb54f7ff5eb5ee8ed473f7272c42b6c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2e86db Drop BR: perl(Test::Vars) from Fedora 39 onwards